According to our best understanding, the universe should be homogeneous at large scales. This means that it's ok to have clumps of matter and areas of void, but it should all average out. So it’s ok ...

What is beneath the continent of Africa? There are two big structures down there that do not seem to be from our planet, Earth. Africa has a lot of things about it, but these two enormous structures ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and ...